package oop


func Oop_sampe() {

	grade := GradeInfo{
		Name:"一年级",
	}

	class := NewClass("一班")

	class.AddStudent(NewStudent("张三"))
	class.AddStudent(NewStudent("李四"))
	class.AddStudent(NewStudent("王五"))

	grade.AddClass(class)

	grade.PrintGrantInfo()

}